It’s problem is the lack of documentation…and a bit of misunderstanding.
Кадр: @voguemagazine
，这一点在heLLoword翻译官方下载中也有详细论述
Web streams do provide clear mechanisms for tuning backpressure behavior in the form of the highWaterMark option and customizable size calculations, but these are just as easy to ignore as desiredSize, and many applications simply fail to pay attention to them.
一方面，这与加盟商类型密切相关——加盟商在店经营的门店大多存活，而财务投资型门店问题突出。很大原因在于，投资型加盟商手上项目多，主要依赖品牌红利短期获利，一旦红利消退，业绩便大幅下滑。